-3 bytes

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edited Jul 21, 2022 at 16:22

C (GCC), 6363 60 bytes

f(v,n,b,j)int*v;{for(b=j=0;j<n-1;b=j=0;n+~j;)b|=v[j/2]<v[++j];return 1-!b;}

I know 2 bytes can be saved by inverting the meaningOriginal note of the values 0 and 1, but I prefer to keep it this way.63 bytes version:

I know 2 bytes can be saved by inverting the meaning of the values 0 and 1, but I prefer to keep it this way.

C (GCC), 63 bytes

f(v,n,b,j)int*v;{for(b=j=0;j<n-1;)b|=v[j/2]<v[++j];return 1-b;}

I know 2 bytes can be saved by inverting the meaning of the values 0 and 1, but I prefer to keep it this way.

-3 bytes thanks to @Juan Ignacio Díaz

f(v,n,b,j)int*v;{for(b=j=0;n+~j;)b|=v[j/2]<v[++j];return!b;}

Original note of the 63 bytes version:

I know 2 bytes can be saved by inverting the meaning of the values 0 and 1, but I prefer to keep it this way.

added note on how 2 bytes can be saved

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edited Jun 19, 2022 at 20:22

f(v,n,b,j)int*v;{for(b=j=0;j<n-1;)b|=v[j/2]<v[++j];return 1-b;}

I know 2 bytes can be saved by inverting the meaning of the values 0 and 1, but I prefer to keep it this way.

f(v,n,b,j)int*v;{for(b=j=0;j<n-1;)b|=v[j/2]<v[++j];return 1-b;}

f(v,n,b,j)int*v;{for(b=j=0;j<n-1;)b|=v[j/2]<v[++j];return 1-b;}

I know 2 bytes can be saved by inverting the meaning of the values 0 and 1, but I prefer to keep it this way.

Source Link

created Jun 19, 2022 at 20:17

f(v,n,b,j)int*v;{for(b=j=0;j<n-1;)b|=v[j/2]<v[++j];return 1-b;}